201675890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{18691}}^1$

素因数の和:18794

約数の個数: 32

約数和(自身を含む): 395672256

約数和(自身を除く): 193996366

約数列:

[1, 2, 5, 10, 13, 26, 65, 83, 130, 166, 415, 830, 1079, 2158, 5395, 10790, 18691, 37382, 93455, 186910, 242983, 485966, 1214915, 1551353, 2429830, 3102706, 7756765, 15513530, 20167589, 40335178, 100837945, 201675890]

約数ペア:

[(1, 201675890), (2, 100837945), (5, 40335178), (10, 20167589), (13, 15513530), (26, 7756765), (65, 3102706), (83, 2429830), (130, 1551353), (166, 1214915), (415, 485966), (830, 242983), (1079, 186910), (2158, 93455), (5395, 37382), (10790, 18691)]